Quick Facts
Born:
1989-09-28
Birthplace:
New York, USA
Credits:
15 Total Roles
Cillian O'Sullivan
Acting
The MovieWise Take
Refining cinematic analysis...
Biography
Biography unavailable for Cillian O'Sullivan.
Known For
Vikings
Eirik
The Blacklist
Skip Sutherland
Chicago P.D.
Shane Sullivan
Star Trek: Strange New Worlds
Dr. Roger Korby
Daredevil: Born Again
Devlin
Bull
Nathan Alexander
Halo: Nightfall
Christian Ramsey (uncredited)
In From the Cold
Chauncey
Full Filmography
| Year | Title | Role |
|---|---|---|
| 2025 | The Lost Princess MOVIE | Alec Touati |
| 2025 | Daredevil: Born Again TV | Devlin |
| 2024 | The Boy That Never Was TV | Dave Garrick |
| 2023 | Then You Run TV | Orin |
| 2022 | Star Trek: Strange New Worlds TV | Dr. Roger Korby |
| 2022 | In From the Cold TV | Chauncey |
| 2019 | Misty Button MOVIE | James |
| 2017 | Maze MOVIE | Bobby |
| 2016 | Bull TV | Nathan Alexander |
| 2014 | Halo: Nightfall MOVIE | Christian Ramsey (uncredited) |